Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
332302871
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3115000
B2 = 47503750
LL
StatusDateUserResidueShiftSoftware
Unverified2014-03-04William Wallace473F4BEAD7640A__167705663Windows 64-bit,Prime95,v27.9,build 1
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-25Mark RoseNFno factor TF: 80-81
2023-02-25Mark RoseNFno factor TF: 79-80
2023-01-23Mark RoseNFno factor TF: 78-79
2021-07-08Random GPUsNFno factor TF: 77-78
2014-03-04William WallaceC-LL473F4BEAD7640A__
2013-05-11MayfieldNFno factor TF: 76-77
2013-04-29MayfieldNF-PM1B1=3115000, B2=47503750
2013-03-02MayfieldNFno factor TF: 75-76
2013-02-23MayfieldNFno factor TF: 74-75
2013-02-20MayfieldNFno factor TF: 73-74
2013-01-14LaurVNFno factor TF: 72-73
2011-09-07Grant McCrackenNFno factor TF: 71-72
2011-06-22Grant McCrackenNFno factor TF: 70-71
2010-05-05SunfishNFno factor TF: 69-70
2009-07-17Team_InspectorNFno factor TF: 68-69